- (a.) Very wonderful; of a nature to excite astonishment; as, an astonishing event.
- (p.pr.&vb.n.) of Astonish.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). astonishing. Retrieved September 26, 2026, from http://smartdefine.org/astonishing/definitions/1976628 |
| Chicago | Webster's. 2011. "astonishing" http://smartdefine.org/astonishing/definitions/1976628 (accessed September 26, 2026). |
| Harvard | Webster's 2011, astonishing, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/astonishing/definitions/1976628>. |
| MLA | Webster's. "astonishing" 27 May 2011. Web. 26 September 2026. <http://smartdefine.org/astonishing/definitions/1976628> |